In children, high add power multifocal contact lenses significantly reduced the rate of myopia (nearsightedness) progression over 3 years compared with medium add power and single-vision lenses. The ...
A comparative study was conducted from August 2005 to May 2008, at Hospital Universiti Sains Malaysia and Hospital Raja Perempuan Zainab II, Kelantan, Malaysia. The sample size was calculated using ...
A new, faster-driving version of its 18-135mm f3.5-5.6 IS STM lens is accompanied by an accessory that provides a zoom control for the lens. I've been reviewing hardware and software, devising testing ...
XPANCEO and ITEN have developed a solid-state microbattery designed to power next-generation smart contact lenses and ...
Canon is offering up some holiday treats as we head into winter. The company has announced two new full-frame RF lenses, one APS-C RF lens, a Power Zoom Adapter, and firmware updates for the EOS C70 ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results